发明名称 RETAINING WALL BLOCK SYSTEM
摘要 A retaining wall block system comprises blocks (42, 44, 46) of different sizes that are configured to be compatible with each other in the faces (12, 14, 16) which are textured to produce the appearance of natural stone. The faces have varying sizes based on variations in width.
申请公布号 WO0047825(A1) 申请公布日期 2000.08.17
申请号 WO2000US03114 申请日期 2000.02.04
申请人 KEYSTONE RETAINING WALL SYSTEMS, INC. 发明人 MACDONALD, ROBERT
分类号 E02D3/02;E02D5/00;E02D29/02;E04B2/02;E04C1/39;(IPC1-7):E02D3/02 主分类号 E02D3/02
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